What are the various paper sizes available when converted to inches?

Common U.S. sizes:

• 8.5 X 11 - ANSI Letter
• 11 X 17 - ANSI B
• 13 X 19 - ANSI B Super
• 17 X 22 - ANSI C

All sizes:

• ISO A2+ 17.00 X 24.00
• ISO A2 16.54 X 23.39
• ISO A3+ 12.95 X 19.02
• ISO A3 11.69 X 16.54
• ISO A3 (L) 16.54 X 11.69
• ISO A4 08.27 X 11.69
• ISO A4 (L) 11.69 X 08.27
• ISO B3 13.90 X 19.69
• ISO B4 09.84 X 13.90
• ISO B4 (L) 13.90 X 09.84
• JIS B3 14.33 X 20.28
• JIS B4 10.12 X 14.33
• JIS B4 (L) 14.33 X 10.12
• ANSI B Super 13.00 X 19.00
• ANSI B 11.00 X 17.00
• ANSI B (L) 17.00 X 13.00
• ANSI Letter 08.50 X 11.00
• ANSI Legal 08.50 X 14.00
• ANSI Legal (L) 14.00 X 08.50
• ARCH B 12.00 X 18.00
• ARCH A 09.00 X 12.00
• ARCH A (L) 12.00 X 09.00
• DIN C3 12.76 X18.03
• DIN C4 09.02 X 12.76
• DIN C4 (L) 12.76 X 09.02
• 14 X 17 14.00 X 17.00
• 14 X 17 (L) 17.00 X 14.00
• 12 X 16 12.00 X 16.00
• 12 X 16 (L) 16.00 X 12.00
• 10 X 12 10.00 X 12.00
• 10 X 12 (L) 12.00 X 10.00
• 10 X 15 10.00 X 15.00
• 10 X 15 (L) 15.00 X 10.00
• 8 X 10 08.00 X 10.00
• 8 X 10 (L) 10.00 X 08.00
• USPhoto 16x20 16.00 X 20.00
• Poster300X900 11.81 X 35.43
• 13 X 22 12.95 X 21.97

Note: There is a Wikipedia article which describes in detail various Paper Sizes